2003 Mitsubishi Diamante Engine Parts

Essential 2003 Mitsubishi Diamante Engine Parts

Dorman – Harmonic Balancer Assembly (Part No.594-176)

Harmonic Balancer Assembly

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$125.99
This direct replacement harmonic balancer features a stress-resistant rubber bond to properly absorb engine vibration. Stringent standards help ensure excellent tensile and impact strength for greater durability.

Product Features:
  • Ideal replacement – this harmonic balancer assembly exactly matches the fit and function of the original harmonic balancer for a direct replacement
  • Durable construction – stringent specifications and careful construction help ensure longevity
  • Thoroughly tested – this harmonic balancer has undergone dimensional verification, material validation and functional testing
  • Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
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Dayco – Timing Component Kit; With Camshaft Belt Tensioner And Idler, 2 Piece Set (Part No.84050)

Timing Component Kit; With Camshaft Belt Tensioner And Idler, 2 Piece Set

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$58.99
Manufactured to meet critical OE quality fit, form and function requirements demanded by today’s vehicle manufacturers, Dayco’s timing component kit ensures long lasting peak performance. This kit is designed to replace worn or damaged original equipment timing belts, tensioners and idler pulleys. It includes pre-packaged tensioners, idler pulleys and instructions – each matched to a specific make, model and vehicle year.

Product Features:
  • Engineered for the majority of domestic and import vehicle applications with a timing belt
  • All components needed for a complete timing belt replacement included in one box
  • Includes premium Dayco components and a tough, wear-resistant belt
  • Meets or exceeds OE quality
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Factory Air – O-Ring & Gasket A/C System Seal Kit (Part No.26764)

O-Ring & Gasket A/C System Seal Kit

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$22.99
High quality OE replacement part with all components needed to complete the job

Product Features:
  • All the seals needed to complete the job
  • Compatible with both R12 and R134a refrigerants
  • Application specific
  • SUV and rear air applications
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Felpro – Engine Valve Cover Gasket Set (Part No.VS 50461 R)

Engine Valve Cover Gasket Set

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$58.99
Product Features:
  • DESIGNED FOR IMPERFECT SEALING SURFACES — Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
  • ENGINEERED TO PERFORM — Proprietary cork-rubber formulation
  • SUPERIOR SEAL — Highly conformable to accommodate for the imperfect sealing surfaces
  • EVERY PART FOR THE REPAIR — Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
  • REAL-WORLD TESTED — Parts are tested on-vehicle and validated to ensure optimal performance on the road
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Sealed Power – Engine Valve Lifter (Part No.HT-6000)

Engine Valve Lifter

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$14.79
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • Unsurpassed quality that you can trust
  • Uses leading edge materials
  • State-of-the-art manufacturing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
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Felpro – Oil Pan Gasket Set: PermaDryPlus Rigid Carrier, Includes Snap-Ups®, 5 Piece Set (Part No.OS 30570 T)

Oil Pan Gasket Set: PermaDryPlus Rigid Carrier, Includes Snap-Ups®, 5 Piece Set

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$23.49
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • DESIGNED FOR IMPERFECT SEALING SURFACES — Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
  • ENGINEERED TO PERFORM — Proprietary cork-rubber formulation
  • SUPERIOR SEAL — Highly conformable to accommodate for the imperfect sealing surfaces
  • EVERY PART FOR THE REPAIR — Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
  • REAL-WORLD TESTED — Parts are tested on-vehicle and validated to ensure optimal performance on the road
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Dayco – Timing Hydraulic Belt Actuator; 1 Piece, Meets Or Exceeds OE Quality (Part No.85010)

Timing Hydraulic Belt Actuator; 1 Piece, Meets Or Exceeds OE Quality

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$108.99
Designed to absorb changes in timing belt tension caused by variations in engine temperatures, speed or the general wear and aging of the belt, the Dayco hydraulic timing belt actuator keep belt tension at a constant level. It reduces noise, prevents belt flapping and ensures proper timing effectiveness throughout the entire service life of the belt. The Dayco hydraulic timing belt actuator is manufactured to meet the critical OE quality, form, fit and function requirements necessary for superior performance.

Product Features:
  •  Designed to dampen noise and enhance belt life
  •  Keeps belt tension at a constant level for better performance
  •  Meets OE fit, form and function criteria
  • Prevents belt flapping
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Dorman – Engine Oil Pan: Direct Fit, Steel, Front Sump, 4.5 Quart (Part No.264-287)

Engine Oil Pan: Direct Fit, Steel, Front Sump, 4.5 Quart

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$45.99
Oil pan leaking? This engine oil pan is precision-engineered to match the original equipment pan on specific vehicle years, makes and models for a reliable replacement.

Product Features:
  • Direct replacement – this engine oil pan is made to match the original pan on specific vehicles
  • Complete assembly – includes replacement pan and drain plugs to match original components
  • Durable design – high-strength coating prevents future corrosion
  • Trustworthy value – backed by team of engineers and quality control experts in the United States
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Imperial – Engine Oil Cooler (Part No.241040)

Engine Oil Cooler

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$216.99
Product Features:
  • Imperial Swirl-Cool« engine oil cooler kit
  • Size: 1-1/2″ x 6-1/2″ x 18″
  • Heavy-duty applications
  • All except Chevrolet V8 applications
  • Universal Cooler, NOT a direct OE replacement. User to determine fitment prior to installation
  • Heavy duty applications
  • All except Chevrolet V8 applications
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Koyo – Koyo Timing Belt Tensioner (Part No.A503038428KOY)

Koyo Timing Belt Tensioner

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$37.52
The Koyo Timing Belt Tensioner is a direct fit OEM replacement that contains the same high quality craftsmanship and materials as the original equipment it replaces.

Product Features:
  • OE-Equivalent and a direct fit application
  • High quality sealed precision bearing assembly
  • OE specified pulley
  • Durable long life performance
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ContiTech – Pro Series Timing Belt Kit (Part No.A5001444019CON)

Pro Series Timing Belt Kit

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$156.31
In 2007, CRP Automotive proudly introduced the Pro Series ContiTech Timing Kits complete with timing belt, tensioners (hydraulic when applicable), idlers, and a water pump. After receiving an overwhelmingly positive response from professional repair technicians, we decided to take this great idea and make it better. In 2010, we introduced our Pro Series Plus kits. This line contains everything the Pro Series line has to offer plus the addition of cam and balance shaft seals. In 2015, we decided to make our best kits even better. We UPGRADED many of our the Pro Series and Pro Series PLUS Kits with even more OEM content along with a guarantee that matches the manufacturer’s service interval up to 120,000 miles. Comprehensive parts kit: Hydraulic Damper – For applications requiring the use of a hydraulic damper, Pro Series timing kits contain an OE-quality unit ready to go. One less thing to slow you down. Water Pump – An OE-quality water pump is included in all Pro Series timing kits, along with any necessary seals and gaskets. In selected cases, we even offer an option of metal or plastic impellers and a choice of housing or no housing. Timing Belt – A durable OE-quality ContiTech timing belt is the heart of every Pro Series kit, and it’s covered by a written guarantee that matches the vehicle’s original service interval. Idlers – All necessary idlers and pulleys for the belt path are included in Pro Series timing kits. OE-quality, of course. Tensioner – A Pro-Series OE-Quality tensioner will keep the proper amount of tension on the timing belt system.

Product Features:
  • OE-Quality timing belt kits complete with water pumps
  • Contain ContiTech timing belts
  • Hydraulic Damper where applicable
  • Covered by a lifetime guarantee, based on vehicle manufacturers’ recommended belt change interval – printed Guarantee Certificate included in every box Why you should recommend a Pro Series Timing Belt Kit.
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National – Multi Purpose Seal (Part No.5279)

Multi Purpose Seal

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$23.29
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Low swell in hydrocarbon fluids
  • Design type: spring loaded; multi-lip
  • Provides good low temperature capability
  • Temperature range: -40°F to 225°F; -40°C to 107°C
  • Delivers quality and reliable performance for every type of repair
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Felpro – Cylinder Head Gasket Set (Part No.HS 26193 PT-1)

Cylinder Head Gasket Set

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$120.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • NO RETORQUE DESIGN – Steel core helps eliminate the need for retorquing head bolts
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Anchor – Engine Mount: Front, 1 Piece (Part No.9193)

Engine Mount: Front, 1 Piece

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$44.99
The purpose of the mount is to support the engine and transmission on the chassis and dampen vibration and noise from reverberating to the rest of the vehicle. Engine and Transmission Mounts are engineered and manufactured to meet or exceed OEM specifications using the latest CAD/CAM engineering process to ensure superior quality, form, fit and function. Only premium quality materials are used in the manufacturing process to guarantee precise performance and maximum durability. Applicable to Applicable to MITS 97-04;. Please verify your application.

Product Features:
  • MAXIMUM LIFE & PERFORMANCE: Both natural and SBR (Styrene Butadiene) rubber provide good abrasion resistance and aging stability to ensure maximum life and performance.
  • MEETS OR EXCEEDS DUROMETER MEASUREMENTS: All rubber material is manufactured to specific Durometer (hardness) measurements based on the vehicle’s application requirements.
  • HARDENED STEEL FASTENERS: All fasteners are made of hardened steel with heat treated Grade #5 bolts.
  • SUPERIOR BOND: A special Chemlock® bonding agent is used to ensure a superior rubber-to-metal bond.
  • HYDRAULIC MOUNT DESIGN: Hydraulic Mounts (applicable where OE) are designed for most front wheel drive vehicles because transverse drive train mounting.
  • For Years: 1997-2004
  • Weight approx: 3 Lbs
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National – Multi Purpose Seal (Part No.223750)

Multi Purpose Seal

from

$8.99
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Low swell in hydrocarbon fluids
  • Design type: spring loaded; multi-lip
  • Provides good low temperature capability
  • Temperature range: -40°F to 225°F; -40°C to 107°C
  • Delivers quality and reliable performance for every type of repair
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Carquest Premium – Engine Oil Filler Cap: 10088, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10088)

Engine Oil Filler Cap: 10088, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack

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$12.49
Manufactured from high quality components by an OE Supplier. Proper fit and sealing prevents oil loss. Designed to OEM specifications. High quality finish is designed to compliment the engine compartment appearance.

Product Features:
  • Provides proper seal to ensure leak prevention
  • Stops engine blow by
  • High quality construction
  • Meets all OEM specifications
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Spartan – Engine Long Block; Mitsu 6G74 7/96-04 Engine (Part No.251A)

Engine Long Block; Mitsu 6G74 7/96-04 Engine

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$4169.99
Remanufactured Engines are fully disassembled; heads, blocks, cranks & cams are machined & wear parts are replaced. Each engine is individually tested after assembly to assure compression, oil pressure and water jacket integrity.

Product Features:
  • Each engine we remanufacture is essentially reverse engineered – in part to discover original factory deficiencies. If possible, our seasoned R&D personnel & QC experts make improvements. Why shouldn’t our engine last longer than your first?
  • Engines come with installation gasket set & oil pump unless noted otherwise. If we have important installation information it will be included on tags or in the paperwork packaged with your engine.
  • Engines are securely packaged in a recyclable container that will also protect your core on the return trip. Our nationwide warehouse network means speedy delivery.
  • Each engine is remanufactured with quality OE level components not “white” box generic parts that may or may not satisfy your needs and expectations. When you use the best you get the best results and satisfaction.
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Sealed Power – Engine Intake Valve (Part No.V-4511)

Engine Intake Valve

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$12.99
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.
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Carquest Premium – Barometric Pressure Sensor Connector (Part No.PTA1104)

Barometric Pressure Sensor Connector

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$21.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.

Product Features:
  • Premium quality materials for longer service life
  • Sealed connections (where applicable) to prevent environmental corrosion and performance issues
  • Global coverage for import and/or domestic applications
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
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Felpro – CYLINDER HEAD BOLT SET (Part No.ES 72859)

CYLINDER HEAD BOLT SET

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$52.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Avoid risk associated with re-use of T-T-Y (torque to yield) head bolts
  • Validated for fit, form and function
  • Unsurpassed quality you can trust
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National – Shaft Repair Sleeve (Part No.99157)

Shaft Repair Sleeve

from

$37.49
National® has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Designed to repair damaged, grooved or worn shafts
  • Durable stainless steel construction for corrosion-free sealing surface that surpasses most original shaft specifications
  • Ideal for a shaft where indications of seal wear, such as tracks or grooves have developed
  • Ultra-thin construction (0.01/0.25mm wall thickness) allows original seal size to be used with minimal additional lip loading
  • Easy to install with removable flange and installation tool
  • Installation tool reduces sleeve distortion and allows for installation without removal from the shaft
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Felpro – Engine Conversion Gasket Set (Part No.CS 26193-2)

Engine Conversion Gasket Set

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$47.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Conversion Sets (CS) provide every gasket for lower engine work – add a Head Set (HS) for complete engine overhaul work
  • Application specific design to ensure a perfect fit
  • Meets or exceeds all original equipment specifications
  • Validated for fit, form and function
  • Unsurpassed quality you can trust
  • Includes all the parts necessary to complete the repair unless otherwise noted
  • Includes all the parts necessary to complete the repair unless otherwise noted
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Koyo – Timing Belt Idler Pulley (Part No.A530183922KOY)

Timing Belt Idler Pulley

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$27.45
Timing Belt Idler Pulley

Original Equipment – Crank Position Sensor (Part No.A225586255OEA)

Crank Position Sensor

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$131.71
Crank Position Sensor

Dayco – Timing Belt Kit; With Belt, Camshaft Belt Tensioner And Idler, 3 Piece Set (Part No.95287K1)

Timing Belt Kit; With Belt, Camshaft Belt Tensioner And Idler, 3 Piece Set

from

$94.99
Demanded by today’s OEMs and manufactured to meet critical fit, form and function requirements, Dayco timing belt kits ensure parts accuracy, time savings and long-lasting performance. This kit is designed for the replacement of worn or damaged original equipment timing belts, tensioners and idler pulleys – each matched to a specific vehicle make and model.

Product Features:
  • Engineered for both domestic and import vehicle applications with a timing belt
  • All components needed for a complete timing belt replacement included in one box
  • Includes premium Dayco components and tough, wear-resistant belt
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Spartan – Engine Cylinder Head; Mitsu 6G72 LEFT Cyl Head (Part No.2270)

Engine Cylinder Head; Mitsu 6G72 LEFT Cyl Head

from

$606.99
Remanufactured Cylinder Heads are complete rebuild & include new valve stem seals, soft plugs & verified camshafts. All threads are checked and repaired if necessary. Cylinder Heads are packaged in heavy plastic to protect the unit.

Product Features:
  • All cylinder heads are both vacuum and pressure tested to verify valve seating, & integrity of water passages.
  • All cylinder heads are packaged in environmentally safe and recyclable containers that are the perfect size for returning your original core
  • All threads and machined surfaces are and repaired with technology that exceeds the original metal
  • Non-sealing iron surfaces painted to prevent oxidization
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Felpro – Cylinder Head Gasket: Composite, Without Head Bolts (Part No.9112 PT)

Cylinder Head Gasket: Composite, Without Head Bolts

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$31.49
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
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Felpro – Cylinder Head Gasket: Composite, Without Head Bolts (Part No.9842 PT)

Cylinder Head Gasket: Composite, Without Head Bolts

from

$49.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • PROPRIETARY COATING — Nonstick anti-friction coating seals small surface scratches and imperfections
  • SEALING TECHNOLOGIES — Exclusive sealing innovations and technologies with proprietary materials and unique design features to ensure a superior seal for your repair
  • NO RETORQUE DESIGN — Steel core helps eliminate the need for retorquing head bolts
  • STRONG AND DURABLE — Features graphite or reinforced fiber facing material and steel armor for strength and durability
  • DESIGNED FOR IMPERFECT SEALING SURFACES — Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
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2003 Mitsubishi Diamante Engine Parts

You count on your 2003 Mitsubishi Diamante to run right. That means taking care of it with regular maintenance, necessary repairs, and the right parts. Advance Auto Parts can help with all of that thanks to our extensive inventory of trusted Engine Parts. With 69 Engine Parts ranging in price from $0.79 to $4,169.99, you’re sure to find everything you need for your 2003 Mitsubishi Diamante.

Brands matter. If you want to shop a specific Engine Parts brand, we stock 21 different brands like Felpro, National, and Carquest Premium. 2003 Mitsubishi Diamante Engine Parts start as low as $0.79!

One of the best ways to find top quality OEM or aftermarket Engine Parts is by asking professionals. Short of that, you can shop with confidence thanks to our 142 extensive product reviews on 2003 Mitsubishi Diamante Engine Parts. Some of the top-rated Engine Parts products we carry are Econo-Kool® Engine Oil Cooler with 4.7 stars and Premium Timing Belt, 61.42 Inch With 195 Round Tooth with 5.0 stars.

Did we mention you can order your Engine Parts from our online catalog and have them shipped right to your garage? Or, if you feel like seeing the parts first-hand, search for your nearest Advance Auto Parts location above and pick up in-store when you’re ready. Browse our full Engine Parts inventory for your 2003 Mitsubishi Diamante below to get started!

Top-Rated Engine Parts Brands For Your 2003 Mitsubishi Diamante

Trusted Engine Parts OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 2003 Mitsubishi Diamante running right for years to come. In our inventory you’ll find brands like Felpro, National, Carquest Premium, and even more.

Popular Driveworks Engine Parts

You’ll find popular Driveworks brand products across Engine Internals. All are waiting to get your 2003 Mitsubishi Diamante back on the road. Some of the top-rated Driveworks products in these categories are:
Oil Seal
from $2.79
(1)
Oil Seal
Crankshaft Seals

FAQs for 2003 Mitsubishi Diamante Engine Parts

What are the most purchased Engine Parts for the 2003 Mitsubishi Diamante?

Out of 69 Engine Parts for the 2003 Mitsubishi Diamante, the most popular in our inventory are:
Multi Purpose Seal
from $8.99
(5)
Multi Purpose Seal
Timing Cover Seals
Engine Water Pump: New, Gasket/Seals Included
from $61.99
(5)
Engine Water Pump: New, Gasket/Seals Included
Timing Belt Jobs

What are the top-rated 2003 Mitsubishi Diamante Engine Parts?

Top-rated Engine Parts for your 2003 Mitsubishi Diamante based on customer reviews/ratings are:
Econo-Kool® Engine Oil Cooler
from $141.99
(3)
Econo-Kool® Engine Oil Cooler
“Good price perfect fit had all the parts I needed good quality”
Premium Timing Belt, 61.42 Inch With 195 Round Tooth
from $41.99
(2)
Premium Timing Belt, 61.42 Inch With 195 Round Tooth
“Good value”
Timing Hydraulic Belt Actuator; 1 Piece, Meets Or Exceeds OE Quality
from $108.99
(2)
Timing Hydraulic Belt Actuator; 1 Piece, Meets Or Exceeds OE Quality
“Product works as advertised”